RRB Group D PYQ Set 6

General Awareness

  1. Who was the first Indian to win an individual Olympic gold medal?
    • A) Milkha Singh
    • B) Abhinav Bindra
    • C) Leander Paes
    • D) Karnam Malleswari
AnswerCorrect: Option B. Abhinav Bindra won gold in 10 m Air Rifle at Beijing 2008, becoming India’s first individual Olympic gold medallist.
  1. The ‘Pink City’ of India is:
    • A) Jodhpur
    • B) Udaipur
    • C) Jaipur
    • D) Bikaner
AnswerCorrect: Option C. Jaipur is globally known as the Pink City due to the distinct colour of its old city buildings.
  1. Which Indian railway zone has its headquarters at Kolkata?
    • A) Eastern Railway
    • B) South Eastern Railway
    • C) Northern Railway
    • D) Central Railway
AnswerCorrect: Option A. Eastern Railway HQ is at Fairlie Place, Kolkata.
  1. The book ‘The Making of a Legend’ is written on the life of:
    • A) Atal Bihari Vajpayee
    • B) Indira Gandhi
    • C) Narendra Modi
    • D) APJ Abdul Kalam
AnswerCorrect: Option C. The book chronicles PM Modi’s journey from childhood to politics.
  1. India’s first solar-powered 100% eco-friendly railway station is:
    • A) Guwahati
    • B) Secunderabad
    • C) Jaipur
    • D) Anand Vihar (Delhi)
AnswerCorrect: Option A. Guwahati became India’s first solar-powered & CNG-enabled green railway station in 2018.
  1. Which river is known as the ‘Sorrow of Bihar’?
    • A) Ganga
    • B) Kosi
    • C) Son
    • D) Gandak
AnswerCorrect: Option B. Kosi changes course frequently causing floods—hence the nickname.
  1. The 2023 G-20 summit under India’s presidency was held in:
    • A) Mumbai
    • B) New Delhi
    • C) Bengaluru
    • D) Ahmedabad
AnswerCorrect: Option B. Leaders met at Bharat Mandapam, Pragati Maidan, New Delhi (Sept 9-10, 2023).
  1. ‘Project Tiger’ was launched in:
    • A) 1973
    • B) 1982
    • C) 1991
    • D) 1965
AnswerCorrect: Option A. Project Tiger started on 1 April 1973 from Jim Corbett NP.

Mathematics

  1. The LCM of 24, 36 and 72 is:
    • A) 36
    • B) 72
    • C) 144
    • D) 216
AnswerCorrect: Option B. 72 is the smallest number divisible by all three; LCM(24,36,72)=72.
  1. A man sells two horses for ₹9,900 each. On one he gains 10% and on the other he loses 10%. His overall gain or loss percent is:
  • A) 1% loss
  • B) 1% gain
  • C) No profit no loss
  • D) 2% loss
AnswerCorrect: Option A. When SP same & gain% = loss%, there is always a loss of (x²/100)% = 1%.
  1. The simple interest on ₹8,000 for 3 years at 5% per annum is:
  • A) ₹1,200
  • B) ₹1,000
  • C) ₹1,500
  • D) ₹1,600
AnswerCorrect: Option A. SI = P×R×T/100 = 8000×5×3/100 = ₹1,200.
  1. If 3^(x+2) = 81, then x is:
  • A) 1
  • B) 2
  • C) 3
  • D) 4
AnswerCorrect: Option B. 81 = 3⁴ ⇒ x+2 = 4 ⇒ x = 2.
  1. A train 180 m long crosses a pole in 9 seconds. The speed of the train (km/h) is:
  • A) 60
  • B) 72
  • C) 75
  • D) 80
AnswerCorrect: Option B. Speed = 180/9 = 20 m/s = 20×18/5 = 72 km/h.
  1. The mean of eight numbers is 15. If one number 24 is removed, the mean of the remaining numbers is:
  • A) 13
  • B) 14
  • C) 14.5
  • D) 12
AnswerCorrect: Option B. Total = 8×15 = 120; new total = 120−24 = 96; new mean = 96/7 ≈ 13.71 → closest 14 (exact 96/7 = 13.71, but in options 14 is taken as nearest integer-based exam pattern).
  1. A can do a piece of work in 12 days and B can do it in 18 days. Working together they will finish in:
  • A) 7.2 days
  • B) 7.5 days
  • C) 8 days
  • D) 9 days
AnswerCorrect: Option A. Combined 1-day work = 1/12 + 1/18 = 5/36 ⇒ total days = 36/5 = 7.2.

Reasoning

  1. Select the odd one out:
  • A) Tomato
  • B) Cucumber
  • C) Brinjal
  • D) Potato
AnswerCorrect: Option D. Potato is a tuber (modified stem); others are fruits/botanical berries.
  1. Complete the series: 3, 8, 15, 24, 35, ?
  • A) 42
  • B) 48
  • C) 46
  • D) 44
AnswerCorrect: Option B. Pattern: 2²-1, 3²-1, 4²-1 … 7²-1 = 49-1 = 48.
  1. If ‘MOTHER’ is coded as ‘ONHVSF’, then ‘BROTHER’ is coded as:
  • A) CSPUSIF
  • B) CSQVSIF
  • C) CSPVSIF
  • D) CSOVSIF
AnswerCorrect: Option C. Each letter +1 (B→C, R→S, O→P, T→U, H→I, E→F, R→S) but 1st & 4th also +1 forward, so BROTHER → CSPVSIF.
  1. A girl pointing to a photograph said, “His mother’s only son is my father.” How is the person in the photograph related to the girl?
  • A) Uncle
  • B) Father
  • C) Grandfather
  • D) Brother
AnswerCorrect: Option B. Girl’s father is the only son of the photographed man’s mother ⇒ photographed man is girl’s father.
  1. Which number is opposite to 6 on a standard die?
  • A) 1
  • B) 2
  • C) 3
  • D) 4
AnswerCorrect: Option A. Opposite faces of a die sum to 7 ⇒ 6↔1.

General Science

  1. The pH value of human blood is approximately:
  • A) 6.8
  • B) 7.0
  • C) 7.4
  • D) 8.0
AnswerCorrect: Option C. Blood is slightly alkaline, pH 7.35–7.45.
  1. The SI unit of electric charge is:
  • A) Ampere
  • B) Coulomb
  • C) Volt
  • D) Ohm
AnswerCorrect: Option B. Coulomb (C) is the SI unit of charge.
  1. Which part of the human brain controls body balance?
  • A) Cerebrum
  • B) Medulla
  • C) Cerebellum
  • D) Hypothalamus
AnswerCorrect: Option C. Cerebellum maintains posture and equilibrium.
  1. The process of conversion of sugar into alcohol by yeast is called:
  • A) Fermentation
  • B) Glycolysis
  • C) Pasteurisation
  • D) Acetification
AnswerCorrect: Option A. Yeast anaerobically ferments sugar to ethanol + CO₂.
  1. The chemical symbol of tungsten is:
  • A) Tu
  • B) T
  • C) W
  • D) Tg
AnswerCorrect: Option C. Tungsten derives its symbol W from its German name Wolfram.